You'll build complex full-stack features in TypeScript and Rust, from trader-facing interfaces to application services.
You'll work on real-time market-data presentation and high-throughput, low-latency code across FX, Equities, and Cryptocurrency.
You'll design and implement distributed systems and real-time data over REST, WebSockets, and network protocols.
Reactive Markets is an OTC trading platform that handles over $50 billion in daily trading volumes across FX, Equities, and Cryptocurrency. Our engineering team is small, senior, and deeply invested in building cutting-edge, reliable, high-performance systems.
Architect high-performance interfaces that transform complex blockchain and financial data into actionable intelligence.
Build streaming, data-heavy dashboards for global regulators and financial institutions, ensuring precision and speed at scale.
Work in an asynchronous, remote environment alongside cross-functional teams, solving intricate UI and data-delivery challenges using a modern React/Next.js stack.
Inca Digital is a veteran-owned data and intelligence company specializing in digital-asset analytics for exchanges, financial institutions, regulators, and blockchain ecosystems. We operate as a fast paced, nimble, global, and remote technology company.
Drive the technical direction of the frontend application stack.
Work hands-on with TypeScript and Rust to build real-time trading interfaces.
Own code quality and team development through review and mentorship.
Reactive Markets is a leading provider of over-the-counter trading platforms for FX, Equities, and Cryptocurrency, handling over $50 billion in daily trading volumes. The company has a small, senior engineering team focused on building cutting-edge, high-performance trading systems.
Architect and build a high-performance trading platform for active traders.
Collaborate with cross-functional teams on large-scale initiatives.
Prioritize end-user experience and maintain high code quality.
Clear Street is modernizing the brokerage ecosystem by replacing legacy infrastructure with a cloud-native clearing and custody system. Founded in 2018, the firm supports billions in trading volume daily and fosters a collaborative, innovative culture.
Build new product features using React, TypeScript, and the TanStack ecosystem.
Develop reusable, accessible UI components using a shared design system.
Improve application performance through code splitting, rendering optimisation, and modern React best practices.
Serverless Guru LLC is a technology company that builds modern, scalable web applications using cloud-native technologies. The company emphasizes engineering excellence, maintainability, and collaborative cross-functional teams.
Take ownership of crafting intuitive, secure, and high-performance user experiences for mission-critical financial products.
Lead frontend architecture decisions and contribute to scalable design systems and reusable UI components.
Collaborate closely with product, design, and engineering teams to deliver features from concept to production.
Our partner is building next-generation financial applications powered by modern web technologies and blockchain infrastructure. They operate with a high-autonomy, mission-driven culture and offer a fully remote environment with a focus on innovation and collaboration.
Build modern dashboard UI with React and TypeScript, shipping features for Canvas-based Generative AI pipelines and integrating with async WebSockets.
Ensure performance with large media datasets and shape UX decisions, not just implement specs.
Define data contracts with Backend and implement drag-and-drop interfaces, undo/redo, and real-time preview.
SplitMetrics is a global software company offering an ecosystem of products and services that serve as a growth engine for top mobile-first businesses worldwide. With nearly 10 years of experience, they work with top mobile companies and brands globally, generating over $1 billion in ad spend and fostering a remote-first, supportive culture across 20+ countries.
Design and build core systems of the charting engine, including rendering primitives and domain features like drawing tools and indicator math.
Own the framework-agnostic core library architecture and its public API, plus build and maintain React and React Native bindings.
Drive architectural decisions on canvas compositing, performance standards, and establish visual testing discipline with pixel diffing and deterministic replay tests.
Topstep builds a trading platform with a custom charting engine that thousands of active traders rely on daily. It offers a collaborative remote culture with cameras-on meetings and a robust Slack environment, fostering a culture of ownership and engineering excellence.
Build a best-in-class web experience for sophisticated retail traders on a new AI-native active trading platform.
Ship core active trading workflows including order entry, positions, blotter, watchlists, alerts, and high-density data views.
Collaborate with users and backend engineers to design low-latency interactions and AI tool integration.
Clear Street modernizes the brokerage ecosystem with a cloud-native clearing and custody system for capital markets. Founded in 2018, the company supports billions in daily trading volume and fosters a collaborative, high-performance culture with a focus on diversity.
Own, build, and maintain our JavaScript client library, ensuring it is robust and well-tested.
Build responsive, performant front-end applications using React, Redux, Vite, and WebSockets.
Contribute to full-stack projects including backend work in Python and REST API design.
Databento provides real-time and historical market data through a unified API. The team includes alumni from top quantitative firms like Two Sigma and Citadel Securities.
Build and own the frontend for Superluminal using TypeScript and React.
Design the core trading experience: order entry, positions, pricing display, and charts.
Operate with a high degree of autonomy on a small, fast-moving team.
Douro Labs builds Superluminal, a new perpetuals exchange focused on fast execution and better pricing for traders. The frontend team currently has three members, and this role is one of the first full-time hires, offering high independence and fast decision-making.
Own the end-to-end front-end experience for an enterprise-scale Agentic AI platform.
Design intuitive interfaces that transform complex AI reasoning into experiences engineers trust.
Build and maintain conversational interfaces, embedded AI assistants, and review workflows using React, TypeScript, and modern front-end technologies.
LTS builds AI-native engineering platforms to modernize legacy systems, particularly healthcare systems serving Veterans. The engineering team is intentionally small, fostering significant ownership and influence over product direction.
Lead the architecture, design, and delivery of large scale frontend applications across web and mobile.
Build and evolve high performance React and React Native applications.
Define and enforce frontend best practices, including performance optimization, accessibility, and maintainability.
Vetcove modernizes veterinary software and the pet parent healthcare experience with a marketplace, ecommerce, and practice management system. Backed by Y Combinator and top venture investors, the company is a fast-growing, mission-driven team serving over 25,000 hospitals across the US.
Build responsive, high-performance web applications and trading interfaces across the full stack.
Design and develop scalable APIs, backend services, and microservices.
Implement real-time dashboards and optimize for speed, reliability, and user experience.
Tradeify builds a high-performance trading ecosystem that empowers traders worldwide with capital, technology, education, and community. They are a rapidly scaling fintech with a fast-moving startup culture.
Own and evolve the frontend platform strategy including shared architecture, design systems, and developer tooling.
Lead major platform initiatives such as framework upgrades, mobile modernization, and technical migrations.
Improve developer experience through reusable tools, templates, automation, and workflows that increase engineering productivity.
Jobgether uses an AI-powered matching process to connect candidates with hiring companies. They operate as a technology-focused platform with a mission-driven culture centered on innovation and collaboration.
Build the Agent UI shell, Chrome extension, and real-time UI over live voice, desktop, and AI event streams.
Own the React app, WebSocket-driven UI, and plugin/module-federation patterns.
Ship in 1-week sprints with Friday demos, failing fast and moving forward.
We are an innovation group inside TTEC, building the next generation of AI CX tools for the world's biggest brands. We move like an early-stage startup, backed by the scale and enterprise client base of a company that has been obsessed with customer experience since 1982.
Own features on web and mobile platforms, including Phantom Extension, Terminal, and mobile app.
Lead initiatives to add support for new blockchains and launch complementary products.
Interface directly with users and developers to collect feedback and inform product direction.
Phantom is a modern money app that combines crypto-powered finance with intuitive tools for managing, spending, and growing money. With a community of 20M+ users and a team of experienced builders, they foster a culture of security, speed, and user experience.
Work with cross-disciplinary teams to build scalable infrastructure for Monzo's international expansion.
Own development of new features from start to finish, maintaining web experiences and component libraries.
Collaborate with engineers and stakeholders to ensure performant, secure, and scalable web solutions.
Monzo is on a mission to make money work for everyone, offering personal and business bank accounts, savings, investments, and pensions. With a long history of creating magical moments for customers, we have an award-winning customer service and a team that values diversity and inclusion.
Strengthen frontend foundations built on React, TypeScript, and Vite infrastructure.
Improve developer efficiency through automation, static analysis, and LLM tools.
Optimize testing platform and CI/CD pipelines for fast feedback and stable deploys.
Mercury is a fintech company that provides banking services through partner banks. The company is growing rapidly and values diversity, belonging, and equal opportunity.
Build and maintain a React/TypeScript frontend at real scale, owning complex UI components for route search, filtering, and map visualization.
Work closely with backend engineers on API contracts, integrate third-party tools like Auth0 and PostHog, and maintain high performance standards.
Ship via GitHub Actions CI/CD pipelines and participate in architecture and UX decisions with genuine self-direction.
Routescanner is the world's leading container logistics intelligence platform, helping shippers and freight forwarders optimize intermodal container routes. They are a growing, lean, senior team focused on clean code and high trust without micromanagement.